JETWAY NF9T Series Technical Manual page 16

JP1 (3-pin): LCD Back Light VCC 5V/12V Select
JP3 (4-pin): LVDS PVCC 3.3V/5V/12V Function Select
JP1→LCD Backlinght
1 3
1-2 Closed：VCC=5V;
1
3
2-3 Closed：VCC=12V.
JP3→LVDS PVCC
2 4 6
1
3 5
2-4 Closed:
VCC=3.3V;
11
2 4 6
1 3 5
3-4 Closed:
4-6 Closed:
VCC= 5V;
VCC= 12V.
2 4 6
1 3 5